Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Current assets
Cash	$ 168,895	$ 145,078
Accounts receivable, net of allowances	136,955	132,650
Prepaid expenses and other current assets	18,491	9,969
Total current assets	324,341	287,697
Property and equipment, net of accumulated depreciation and amortization	18,483	19,749
Other assets
Goodwill	504,392	469,072
Intangibles, net of accumulated amortization	64,321	71,549
Deferred tax assets, net		6,524
Operating lease assets, net	36,048	37,991
Total other assets	604,761	585,136
Total assets	947,585	892,582
Current liabilities
Accounts payable	19,358	23,705
Accrued payroll	44,083	35,815
Accrued expenses	37,077	37,564
Government stimulus advances	4,173	32,087
Accrued workers’ compensation insurance	12,998	13,759
Current portion of long-term debt		971
Total current liabilities	117,689	143,901
Long-term liabilities
Long-term debt, less current portion, net of debt issuance costs	220,912	193,901
Long-term operating lease liabilities	32,859	35,516
Other long-term liabilities	1,781	588
Total long-term liabilities	255,552	230,005
Total liabilities	373,241	373,906
Stockholders’ equity
Common stock—$.001 par value; 40,000 authorized and 15,940 and 15,826 shares issued and outstanding as of December 31, 2021 and 2020, respectively	16	16
Additional paid-in capital	380,037	369,495
Retained earnings	194,291	149,165
Total stockholders’ equity	574,344	518,676
Total liabilities and stockholders’ equity	$ 947,585	$ 892,582